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54154025 = 522166161
BaseRepresentation
bin1100111010010…
…1001100101001
310202220022100122
43032211030221
5102330412100
65212413025
71225205312
oct316451451
9122808318
1054154025
11286287a2
1216177175
13b2b1103
147299609
154b4a985
hex33a5329

54154025 has 6 divisors (see below), whose sum is σ = 67151022. Its totient is φ = 43323200.

The previous prime is 54153997. The next prime is 54154057. The reversal of 54154025 is 52045145.

54154025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 12306064 + 41847961 = 3508^2 + 6469^2 .

It is not a de Polignac number, because 54154025 - 26 = 54153961 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54153985 and 54154003.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1083056 + ... + 1083105.

It is an arithmetic number, because the mean of its divisors is an integer number (11191837).

Almost surely, 254154025 is an apocalyptic number.

It is an amenable number.

54154025 is a deficient number, since it is larger than the sum of its proper divisors (12996997).

54154025 is a wasteful number, since it uses less digits than its factorization.

54154025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2166171 (or 2166166 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 54154025 is about 7358.9418396941. The cubic root of 54154025 is about 378.3353429785.

The spelling of 54154025 in words is "fifty-four million, one hundred fifty-four thousand, twenty-five".

Divisors: 1 5 25 2166161 10830805 54154025